/**
 * signup/assets/css/signup_page.css
 * 役割: サインアップ・メール認証 に属するファイル。
 * - サインアップ画面のフォームと入力補助の見た目を定義する。
 * - 既存テンプレートの class や id 契約を前提にしており、見た目のみをページ単位で分離する。
 */
:root {
  --primary: #1F497D;
  --main: #93c5fd;
  --accent: #FFFFFF;
  --text: #111827;
  --muted: #6b7280;
  --border: #d1d5db;
  --bg: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Noto Sans JP', system-ui, -apple-system, Segoe UI, Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.topbar {
  background: var(--primary);
  color: #fff;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.lang-toggle {
  font-size: 1.4rem;
  background: transparent;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 10px;
  line-height: 1;
}

.lang-toggle:hover { background: rgba(255,255,255,.12); filter: brightness(1.2); }
.lang-toggle:focus-visible { outline: 2px solid #93c5fd; outline-offset: 2px; }

.page {
  margin: 48px auto;
  max-width: 920px;
  padding: 0 24px;
}

@media (min-width: 768px) {
  .page { margin: 64px auto 0; }
}

h1 {
  font-size: 28px;
  margin: 0 0 24px 0;
  font-weight: 700;
  color: var(--primary);
}

label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
}

.field {
  margin-bottom: 22px;
  max-width: 560px;
}

form {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
}

input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
  max-width: 420px;
  height: 42px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 16px;
}

.hint {
  color: var(--muted);
  font-size: 12px;
  margin-top: 6px;
}

.actions { margin: 8px 0 16px; }

button {
  appearance: none;
  border: none;
  background: var(--primary);
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

button:hover { filter: brightness(0.95); }
button:focus-visible { outline: 2px solid var(--main); outline-offset: 2px; }

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus {
  border-color: var(--main);
  box-shadow: 0 0 0 3px rgba(147,197,253,.35);
  outline: none;
}

.login {
  color: var(--muted);
  margin-top: 12px;
  font-size: 14px;
}

.login a {
  color: var(--primary);
  text-decoration: none;
}

.login a:hover { text-decoration: underline; }

.error-msg {
  color: #d00;
  margin: 8px 0;
}

/* 20260607 UI test対応: 新規登録フォームをスマホで横スクロールさせない */
@media (max-width: 640px){
  .page{margin:32px auto;padding:0 14px;}
  h1{font-size:24px;margin-bottom:16px;}
  form{padding:14px;}
  .field{max-width:100%;}
  input[type="text"],input[type="email"],input[type="password"]{max-width:100%;}
}

/* 20260613 利用者目線改善: 登録ステップ表示と入力しやすさ */
input[type="number"], select {
  width: 100%;
  max-width: 420px;
  height: 42px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 16px;
  background: #fff;
}
input[type="number"]:focus, select:focus {
  border-color: var(--main);
  box-shadow: 0 0 0 3px rgba(147,197,253,.35);
  outline: none;
}
.roro-stepper{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:0 0 18px;padding:0;list-style:none;max-width:720px;}
.roro-stepper li{border:1px solid var(--border);border-radius:14px;padding:10px;background:#fff;color:var(--muted);display:flex;gap:8px;align-items:center;min-width:0;box-shadow:0 2px 8px rgba(15,23,42,.04);}
.roro-stepper .num{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:999px;border:1px solid var(--border);font-weight:800;font-size:12px;}
.roro-stepper .label{font-size:12px;font-weight:700;line-height:1.3;overflow-wrap:anywhere;}
.roro-stepper li.is-active{border-color:rgba(31,73,125,.45);background:rgba(31,73,125,.06);color:var(--primary);}
.roro-stepper li.is-active .num{background:var(--primary);border-color:var(--primary);color:#fff;}
.roro-stepper li.is-done{border-color:rgba(5,150,105,.35);background:#ecfdf5;color:#065f46;}
.roro-stepper li.is-done .num{background:#059669;border-color:#059669;color:#fff;}
@media (max-width:640px){
  input[type="number"], select{max-width:100%;}
  .roro-stepper{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:420px){.roro-stepper{grid-template-columns:1fr;}}

/* =====================================================================
 * 本人性別のモバイル選択安定化
 * Androidのnative select overlayを避け、POST値を保ったまま画面内選択にします。
 * ===================================================================== */
.roro-choice-field {
  min-width: 0;
  margin-inline: 0;
  padding: 0;
  border: 0;
}
.roro-choice-field legend {
  width: 100%;
  margin-bottom: 8px;
  padding: 0;
  font-weight: 500;
}
.roro-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  width: 100%;
  max-width: 420px;
}
.roro-choice-card {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 44px;
  margin: 0;
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}
.roro-choice-card input[type="radio"] {
  flex: 0 0 auto;
  width: auto;
  height: auto;
  margin: 0;
  padding: 0;
  accent-color: var(--primary);
}
.roro-choice-card span { min-width: 0; overflow-wrap: anywhere; }
.roro-choice-card:has(input:checked) { border-color: var(--primary); background: rgba(31,73,125,.07); }
.roro-choice-card:has(input:focus-visible) { outline: 2px solid var(--main); outline-offset: 2px; }
@media (max-width: 420px) {
  .roro-choice-grid { grid-template-columns: 1fr; max-width: 100%; }
}